Awave will vertically, but a pendulum will horizontally.

first blank:
1, oscillate
2, velocity
3, torsion

second blank:
1, oscillate
2, velocity
3, undulate

Theo other answer is incorrect, the first blank is undulate and the second is oscillate

Undulate is to rise and fall like waves and oscillate is to swing back and forth.

It leads Anne to doubt whether Mr. Dussel is prepared for living in the annex is in the first day of Dussel in the Annex he immediately asked Anne all sorts of questions.

Explanation:

Check your books :)